289388060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:367

約数の個数: 96

約数和(自身を含む): 675306240

約数和(自身を除く): 385918180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 79, 130, 146, 158, 193, 260, 292, 316, 365, 386, 395, 730, 772, 790, 949, 965, 1027, 1460, 1580, 1898, 1930, 2054, 2509, 3796, 3860, 4108, 4745, 5018, 5135, 5767, 9490, 10036, 10270, 11534, 12545, 14089, 15247, 18980, 20540, 23068, 25090, 28178, 28835, 30494, 50180, 56356, 57670, 60988, 70445, 74971, 76235, 115340, 140890, 149942, 152470, 183157, 198211, 281780, 299884, 304940, 366314, 374855, 396422, 732628, 749710, 792844, 915785, 991055, 1113031, 1499420, 1831570, 1982110, 2226062, 3663140, 3964220, 4452124, 5565155, 11130310, 14469403, 22260620, 28938806, 57877612, 72347015, 144694030, 289388060]

約数ペア:

[(1, 289388060), (2, 144694030), (4, 72347015), (5, 57877612), (10, 28938806), (13, 22260620), (20, 14469403), (26, 11130310), (52, 5565155), (65, 4452124), (73, 3964220), (79, 3663140), (130, 2226062), (146, 1982110), (158, 1831570), (193, 1499420), (260, 1113031), (292, 991055), (316, 915785), (365, 792844), (386, 749710), (395, 732628), (730, 396422), (772, 374855), (790, 366314), (949, 304940), (965, 299884), (1027, 281780), (1460, 198211), (1580, 183157), (1898, 152470), (1930, 149942), (2054, 140890), (2509, 115340), (3796, 76235), (3860, 74971), (4108, 70445), (4745, 60988), (5018, 57670), (5135, 56356), (5767, 50180), (9490, 30494), (10036, 28835), (10270, 28178), (11534, 25090), (12545, 23068), (14089, 20540), (15247, 18980)]